504 / | HD | PLANT PROTECTING AND REGULATING COMPOSITIONS |
116 | DF | PLANT GROWTH REGULATING COMPOSITIONS (E.G., HERBICIDES, ETC.) {9} |
189 | DF | .~ Organic active compound containing {19} |
300 | DF | .~.~ Containing -NH-C(=X)X-, wherein the X's are the same or diverse chalcogens and substitution may be made for hydrogen only (e.g., carbamates, thiocarbamates, etc.) {5} |
303 | .~.~.~ Nitrogen or additional chalcogen attached indirectly to the nitrogen by acyclic nonionic bonding |